Lead Sulfide

n (ca. 1898) PbS. Mineral which occurs as galena and is one of the chief sources of lead. It can be prepared by passing hydrogen sulfide gas into an acid solution of lead nitrate. It is the compound responsible for darkening of paints when a lead-pigmented paint is exposed to sulfur-containing gases. (Hibbard MJ (2001) Mineralogy. McGraw-Hill, New York) Open image in new window